1. Rounded corners, easy to hold and apply force 2. Fine sanding disc: wiper wiper wear is lighter, use fine sanding to grind 3. Coarse sanding disc: wiper wear is heavier, coarse and fine sanding discs are combined with grinding 4. Material: metal, plastic 5. Application: suitable for repairing wiper blades of various models 6. Purpose: repair the problems of wiper wear, aging, stains, etc. 7. Weight: about 47 grams 8. Size: about 6.5x3.8cm
